// 
// Copyright(c) 2009 Syntext, Inc. All Rights Reserved.
// Contact: info@syntext.com, http://www.syntext.com
// 
// This file is part of Syntext Serna XML Editor.
// 
// COMMERCIAL USAGE
// Licensees holding valid Syntext Serna commercial licenses may use this file
// in accordance with the Syntext Serna Commercial License Agreement provided
// with the software, or, alternatively, in accorance with the terms contained
// in a written agreement between you and Syntext, Inc.
// 
// GNU GENERAL PUBLIC LICENSE USAGE
// Alternatively, this file may be used under the terms of the GNU General 
// Public License versions 2.0 or 3.0 as published by the Free Software 
// Foundation and appearing in the file LICENSE.GPL included in the packaging 
// of this file. In addition, as a special exception, Syntext, Inc. gives you
// certain additional rights, which are described in the Syntext, Inc. GPL 
// Exception for Syntext Serna Free Edition, included in the file 
// GPL_EXCEPTION.txt in this package.
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
// 
#include "xslt/GroveMatchPattern.h"
#include "xslt/PatternExpr.h"
#include "xpath/ValueHolder.h"
#include "xpath/Value.h"
#include "xpath/ExprContext.h"
#include "xpath/NodeSet.h"

using namespace Common;

namespace Xslt {

class GroveMatchPattern : public GroveLib::MatchPattern,
                          public Xpath::ExprContext {
public:
    XSLT_OALLOC(GroveMatchPattern);

    GroveMatchPattern(const String& patt, 
                      const GroveLib::NodeWithNamespace* nsNode)
        : pattern_(PatternExpr::makeSimplePattern(patt, nsNode))
    {
    }
    virtual bool matched(const GroveLib::Node* node) const
    {
        if (!pattern_->isApplicable(node))
            return false;
        Xpath::NodeSetItem nsi(const_cast<GroveLib::Node*>(node));
        Xpath::ValueHolderPtr vh(0, pattern_->makeInst(nsi, *this));
        return vh->value()->getBool();
    }
    virtual void registerVisitor(const GroveLib::Node*,
                                 GroveLib::NodeVisitor*, short) const {}
private:
    PatternExprPtr pattern_;
};

GroveLib::MatchPattern* 
GroveMatchPatternFactory::make(const Common::String& patt,
                               const GroveLib::NodeWithNamespace* nsNode) const
{
    return new GroveMatchPattern(patt, nsNode);
}

GroveMatchPatternFactory* GroveMatchPatternFactory::copy() const
{
    return new GroveMatchPatternFactory;
}

} // namespace Xslt
